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SmartCell 6A000 User Guide Appendix A-7
Features and Specifications Features
A.2.6 Connection Mana
g
ement
Ceiling limit protects buffer resources from being consumed by individual ports
Floor limit reserves buffer capacity for specific ports, such as those to heavily used servers or
WAN/ATM services
Four configurable thresholds for forward congestion marking (EFCI)
UNI 4.0-based backward RM cell marking for fast, closed-loop flow control for ABR connections
Multiple threshold levels for Early Packet Discard
Automatic Partial Packet Discard
A.2.7 LAN Servers and Clients
ATM Forum LAN Emulation
(
LANE
)
1.0
Up to 127 emulated LANs (ELANs)
LANE configuration server (LECS)
LANE server (LES)
Broadcast and unknown server (BUS)
LANE client (LEC)
802.3 (Ethernet) emulation
802.5 (Token Ring) emulation
IETF RFC 1577 Classical IP over ATM
Up to 127 logical IP subnetworks (LISs)
IP-ATM (ARP) address resolution protocol server
IP-ATM client
A.2.8 Mana
g
ement
Serial port for terminal or modem access
Ethernet port for telnet access
In-band management using switch LANE or IP-ATM clients
Management applications: Cabletron Systems SPECTRUM for Open Systems, third-party
SNMP-based managers